Q: It is essential that RNA primers at the ends of Okazakifragments be removed and replaced by DNA beca...
A: Introduction DNA replication is very crucial for the continuation of life as every new daughter cel...
Q: Describe safety measures put in place for genetic modification.
A: The Food and Drug Administration (FDA), Environmental Protection Agency (EPA), and Department of Agr...
Q: Cure for Beriberi In 1887, a strange nerve disease attacked the people in the Dutch East Indies. Th...
A: Observations: The victims showed the following symptoms; weakness and loss of appetite. Moreover dea...
Q: Tunica adventitia Lumen Tunica intima Lumen Tunica media Vasa vasorum
A: Arteris are blood vessels that transport oxygenated blood filtered by lungs from heart to all the bo...
Q: Can the amount of available energy on a given trophic level be larger than the available energy on l...
A: The statement is wrong . The avelable on lower tropical level is always higher than at higher tropic...
Q: What factors may affect an individual’s response to a toxic substance? Why is chronic exposure to to...
A: Exposure to chemicals of any sort can be hazardous. In general, The toxic chemical can enter the bod...
Q: A) What is extinction? How extinction is different from expiration? Explain. (B)List the ive mass ex...
A: Evolution is a slow but continuous process.
Q: Illustrate and describe the life cycle of the following: Trichuris trichiura
A: Introduction: Whipworm infection is caused by a parasite called Trichuris trichiura. This parasite i...
Q: A certain Drosophila protein-encoding gene has one intron. If a large sample of null alleles of this...
A: Introduction :- Any nucleotide sequence within a gene that is deleted by RNA splicing during the mat...
Q: Plant/Tree Season(e) Reproduction Mechanisms/Processes Gas Nutrition Immunity, and fluid circulation...
A: Plants are generally photosynthetic eukaryotes belonging to the kingdom Plantae.
Q: Which of the following are incapable of undergoingmitosis?a. osteoblasts and osteoclastsb. osteocyte...
A: Introduction: Bone tissue is composed of four types of the cells which are osteocyte, osteoblast, os...
Q: shown in the figure. Which of the following statements is true for the following experimental result...
A: First, we need to know that what is the technique- q-rt-pcr? It stands for Quantitative Reverse Tran...
Q: why Humans have respiratory structures from the gut, for fishes, they’re not
A: * most fishes exchange oxygen and carbon dioxide in wate with the help of gills. *Beside the gills t...
Q: For the following DNA sequence: 3-CGATACGGCTATGCCGGCATT-5' The the sequence of the complementary DNA...
A: Complimentary base pairing Base pairing take place between a purine and pyrimidine. In DNA, adenine ...
Q: Mice of the genotypes A/A ; B/B ; C/C ; D/D ; S/S anda/a ; b/b ; c/c ; d/d ; s/s are crossed. The pr...
A: A for agouti is dominant over recessive allele a for solid or nonagouti. Allele C is for pigmented (...
Q: Why there is no detectable fluorescence in the samples after the first few PCR cycles? O A. Because ...
A: To multiply the target DNA, the PCR processes of denaturation, heating, and elongation are cycled mu...
Q: The Human Population and Its Impact: Population Ecology Compared to a developed country, which of th...
A: Population Ecology: Population ecology is a branch of ecology concerned with the dynamics of speci...
Q: What was Stanley Miller's experiment (1953) on the origin of life?
A: Introduction In this question we will about the Stanley Miller's experiment (1953) on the origin of ...
Q: why dna sequence used in the construction of recombinant dna molecules can originate froma ny specie...
A: Recombinant DNA Technology: Recombinant DNA Technology is a method for creating artificial DNA by ...
Q: How do you know that the events in Figure 8-13 are occurring in the nucleus?
A: Cotranscriptional processing of RNA follows after transcription which produces premature RNA transcr...
Q: explain why we feel headache when we woke up late and not eating a breakfast before going to school.
A: *carbohydrate metabolism is s chemical process that supplies continuous energy to cells. * The major...
Q: cleave speciic 4 to d Dase pail sequeices al a. restriction endonucleases b. helicases c. DNA ligase
A: Helicases are enzymes that attach to nucleic acid or nucleic acid associated proteins and might modi...
Q: A researcher crosses two white-flowered lines ofAntirrhinum plants as follows and obtains the follow...
A: Introduction Sir Gregor Mendel is known as the Father of Genetics. He was the pioneer scientist who...
Q: Which of the following is a difference between transient and resident microbiota? Transient micro...
A: Microbiota helps to protect the intestine against colonization by pathogens. Microbiota are the micr...
Q: Part A: Give an example of when you would want to use a broad-spectrum antibiotic and when you would...
A: INTRODUCTION Antibiotics These are medicines that can inhibit the growth of microorganisms.
Q: Distinguish between microevolution and macroevolution.
A: Introduction :- Macroevolution is evolution on a large scale; the phrase refers to events that occur...
Q: Assume that a certain bacterial chromosome has one origin of replication. Under some conditions of r...
A: Origin of replication is the site where the process of DNA replication begins.
Q: Choose the answer that best fits. 7: The Nariokotome specimen ... Group of answer choices A: is the ...
A: Evolution is a continuous transition of living forms, beginning with the basic forms of the past and...
Q: 11 The cell membrane is composed of phospholipids. How do the phospholipids arrange themselves withi...
A: Introduction :- The cell membrane is also known as the plasma membrane. It is the membrane that can ...
Q: Distinguish between polyploidy and aneuploidy
A: A chromosome is a tiny thread-like structure found in the nucleus of eukaryotic cells (animal and pl...
Q: 5. Which among the following statements incorrectly describes a cladogram? Cladogram is the same as ...
A: Evolution is the change in characteristics of species over generations. The theory of evolution stat...
Q: Explain how natural selection drives microevolution
A: Natural selection is a process of adaption of an organism to its environment, Microevolution include...
Q: Would the Meselson and Stahl experiment have workedif diploid eukaryotic cells had been used instead...
A: Meselson and Stahl are known for discovering the semiconservative mode of DNA replication. They perf...
Q: During which decade were there the most contributions leading to the understanding of DNA?
A: Rosalind Franklin made an essential commitment to the revelation of the twofold helix design of DNA,...
Q: Provide 3 factors that influence sea level rise. Explain how each factor is influenced over differen...
A: Mostly human-induced global warming is the force behind the current global sea-level rise.
Q: Illustrate and describe the life cycle of the following: Strongyloides stercoralis Please include r...
A: Strongyloides stercoralis: it belongs to nematodes i.e. round worm.
Q: Create a pictogram and put a specific domestic crop and show the evolution with explanation.
A: Introduction: Evolution is the change in the inherited characteristics of biological populations ove...
Q: Define oxidation in carbohydrate metabolism. What are the roles of NAD+ and FAD+ in carbohydrate met...
A: Carbohydrate metabolism It is defined as the biochemical processes through which the metabolic forma...
Q: What type of mutation might render the following proteins constitutively ac- tive: (a) Smad3, (b) MA...
A: Constitutive activation is the modification of a protein or signalling pathway so it is functional o...
Q: IMPORTANT POINTS TO REMEMBER: •Homozygous (one band)- the size of the band (lower or higher in the ...
A: In general, heterogametic sex refers to the condition in which both the sex chromosomes are differen...
Q: Define about restriction site ?
A: Recombinant DNA is made up of molecules of DNA from two different species that are inserted into a h...
Q: What does the term "Micronutrient" mean in technical language to biologists? What are the similariti...
A: The term micronutrients are used to describe chemical element or substance such as vitamins and mine...
Q: Animal Primary Functions Human Using tools, picking up and holding objects Whale Cat Bat Bird Crocod...
A: Limbs A limb is nothing but one of the jointed appendages found either on the human body or om the b...
Q: In complementary base pairing which of the following base parings is incorrect? a. G-C b. G-T OC. A-...
A: ANSWER'- b) G-T Explain;-G-T is incorrect pair. Base pairing happens between a purine and pyrimidin...
Q: THINK IT THROUGH Having solved the water depletion problem in your state, your next task is to deal ...
A: Some of the myths about groundwater are that they are inexhaustible but it is not true because if pe...
Q: What changes in the structure of each polysaccharide affect its gelling property? Explain in five se...
A: The gelation occurs in polysaccharide (they form it) because of the formation of intra- and inter-mo...
Q: 3. Identify the IMVIG pattern of the following tubes. For set of tubes that is E. coli positive, ide...
A: IMViC test are individual four tests that is - indole test methyl red test voges-proskauer test &...
Q: In order to view Treponema pallidum, the causative agent of syphilis, under the microscope, you can ...
A: Treponema pallidum is the causative agent of sexually transmitted disease (STD) called syphilis.
Q: Explain the modern concept of a gene in terms of its information content and function.
A: Gene It is a unit of genetic information that sits at a specific location (locus) on a chromosome....
Q: Have the provisions of the Clean Water Act been effective? Discuss some of the methods we can adopt,...
A: Pollution is a reason of concern for a variety of reasons. There are several factors which affect th...
Trending now
This is a popular solution!
Step by step
Solved in 2 steps